1061 + Mcqs in Science Page 6 McqOptions

251.	Find the value of P and Q in the given number pattern.
A.	4, 24
B.	6, 42
C.	8, 56
D.	10, 80
E.	None of these
Answer» C. 8, 56

Discussion

252.	In some trees stems are thick but they are soft like ______.
A.	Banyan
B.	banana
C.	Coconut
D.	apple
Answer» C. Coconut

Discussion

253.	Cucumber : Grapes : : Water melon: ?
A.	Apple
B.	Mango
C.	Orange
D.	Pumpkin
Answer» E.

Discussion

254.	Extra food prepared by the plant is stored in the form of:
A.	Starch
B.	Glucose
C.	Simple sugar
D.	Vinegar
E.	None of these
Answer» B. Glucose

Discussion

255.	Food : Banana flower :: Medicine ?
A.	Calendula
B.	Kachnar
C.	Rose
D.	Cucumber
Answer» B. Kachnar

Discussion

256.	A leaf is attached to the stem by a:
A.	Bud
B.	Root
C.	Flower
D.	Stalk
E.	None of these
Answer» E. None of these

Discussion

257.	Mohit was reading about Mangroves. His younger brother saw the figure of the plant and got curious to know about them. What should Mohit do to solve his query?
A.	Politely give all the answers to his questions and make him understand about the mangroves.
B.	Ask him to keep quiet
C.	Scold him for disturbing
D.	None of these
Answer» B. Ask him to keep quiet

Discussion

258.	Directions: Read the passage given below and answer the following questions Cactus does not have broad leaves because broad leaves lose too much water. The leaves in a cactus are reduced to spines or thorns. The cactus stem instead, is green, thick and fleshy. The green stem carries out photosynthesis and stores water for the plant. Waxy layer on the stem helps to reduce loss of water. In cactus, photosynthesis is carried out by
A.	spines
B.	green stem
C.	roots
D.	leaves
Answer» C. roots

Discussion

259.	Directions: Read the passage given below and answer the following questions Cactus does not have broad leaves because broad leaves lose too much water. The leaves in a cactus are reduced to spines or thorns. The cactus stem instead, is green, thick and fleshy. The green stem carries out photosynthesis and stores water for the plant. Waxy layer on the stem helps to reduce loss of water. The photograph below shows a cactus plant covered with sharp spines. How do the sharp spines on the cactus help it to survive?
A.	They absorb sunlight,
B.	They provide support for the plant.
C.	They keep animals away from the plant,
D.	They carry food to the flower.
Answer» D. They carry food to the flower.

Discussion

260.	Directions: Read the passage given below and answer the following questions Cactus does not have broad leaves because broad leaves lose too much water. The leaves in a cactus are reduced to spines or thorns. The cactus stem instead, is green, thick and fleshy. The green stem carries out photosynthesis and stores water for the plant. Waxy layer on the stem helps to reduce loss of water. The leaves of cactus are reduced to spines so that they can _______.
A.	reduce the loss of water
B.	prepare food
C.	absorb more water
D.	None of these
Answer» B. prepare food

Discussion

261.	Veins present on the leaves are:
A.	Network of nuclei
B.	Network of lines
C.	Network of stomata
D.	Network of chloroplasts
E.	None of these
Answer» C. Network of stomata

Discussion

262.	The food prepared by the _______ of plants is used for daily activities of plants. The extra food gets stored as _______.
A.	Roots, Starch
B.	Stem, Protein
C.	Leaves, Starch
D.	Fruits, Protein
Answer» D. Fruits, Protein

Discussion

263.	The chart below shows a diagram of a plant divided into four parts. Each part is a different plant structure that serves a different function. Some of the structures and functions are shown. Complete the blank spaces in the chart by identifying the plant structure shown in the diagram or describing one function of that plant structure. Diagram Plant Structure Function of plant structure A Produces fruit with seeds to make new plants Leaves B C Provides support for the plant Roots D
A.	flower
B.	fruit
C.	seed
D.	leaf
Answer» B. fruit

Discussion

264.	Match the following: List I List II A. Aerial roots 1. Protect young?s saplings B. Mangroves 2. Prevents cutting of trees C. Pollen 3. Marshy areas D. Fences 4. Carried by wind E. Forest department 5. Not covered by soil
A.	A-5; B-3; C-4; D-1; E-2
B.	A-3; B-5; C-1; D-2; E-4
C.	A-4; B-2; C-5; D-1; E-3
D.	A-2; B-3; C-4; D-5; E-1
Answer» B. A-3; B-5; C-1; D-2; E-4

Discussion

265.	Direction: Look at the list given below and answer the following questions. Sunflower, Marigold, Balsam, Dahlia, Carnation, Jasmine, Madhumalti, Rose How many flowers grow in winter?
A.	5
B.	4
C.	3
D.	2
Answer» C. 3

Discussion

266.	Direction: Look at the list given below and answer the following questions. Sunflower, Marigold, Balsam, Dahlia, Carnation, Jasmine, Madhumalti, Rose How many flowers grow in summers?
A.	4
B.	3
C.	2
D.	5
Answer» B. 3

Discussion

267.	From the list given below choose how many flowers have been removed from the dictionary over time. Buttercup, Rose, Lavender, Cherry, Blossom, Violet, Lotus, Dandelion, Camellia
A.	4
B.	3
C.	5
D.	2
Answer» B. 3

Discussion

268.	Direction(Qs. 37 to 40): Lookat picture carefully and name the marked places. Name the part named 4.
A.	Stigma
B.	Style
C.	Ovary
D.	Petal
Answer» E.

Discussion

269.	Root does not perform which task for the plant?
A.	Absorb the water from the soil.
B.	Firmly held the plant in fixed position.
C.	Absorb minerals from the soil.
D.	All the above
E.	None of these
Answer» F.

Discussion

270.	Find the odd one out.
A.	Jasmine
B.	Carrot
C.	Marigold
D.	Sunflower
Answer» C. Marigold

Discussion

271.	_______ is the flower that gets pollinated in the same way as the flower given in the picture.
A.	Hibiscus
B.	Blackberry
C.	Sunflower
D.	All of these
Answer» E.

Discussion

272.	The plant which have waxy coating on the surface of leave.
A.	Mushroom
B.	Pine
C.	Lotus
D.	Neem
E.	None of these
Answer» D. Neem

Discussion

273.	Direction(Qs. 37 to 40): Lookat picture carefully and name the marked places. Name the part named 3.
A.	Stigma
B.	Style
C.	Ovary
D.	Petal
Answer» D. Petal

Discussion

274.	Ceriops grows in:
A.	Marshy land
B.	Deserts
C.	Hilly areas
D.	Hot region
E.	None of these
Answer» B. Deserts

Discussion

275.	Direction(Qs. 37 to 40): Lookat picture carefully and name the marked places. Name the part named 2.
A.	Stigma
B.	Style
C.	Ovary
D.	Petal
Answer» C. Ovary

Discussion

276.	Match the following: Column A Column B (I) Under water plant [A] Pine (II) Fixed plant [B] Mould (III) Plant on mountains [C] Tape grass (IV) Non green plant [D] Lotus
A.	(I - C), (II - D), (III - A), (IV - B)
B.	(I - D), (II - C), (III - A), (IV - B)
C.	(I - D), (II - C), (III - B), (IV - A)
D.	(I - B), (II - A), (III - D), (IV - C)
E.	None of these
Answer» B. (I - D), (II - C), (III - A), (IV - B)

Discussion

277.	Which of the following statements is not correct about the plants?
A.	The food prepared by the leaves is used for obtaining energy.
B.	The food prepared by the leaves is used for growth.
C.	The food prepared by the leaves is stored as proteins.
D.	The food prepared by the leaves is stored as starch.
E.	None of these
Answer» D. The food prepared by the leaves is stored as starch.

Discussion

278.	____ is the process of removing green pigment from a leaf.
A.	Photosynthesis
B.	Bleaching
C.	Respiration
D.	Breathing
E.	None of these
Answer» C. Respiration

Discussion

279.	Direction: Complete the sentences with correct option. Some flowers grow in water like ____
A.	Camellia
B.	Sunflower
C.	Water lilies
D.	None of these
Answer» D. None of these

Discussion

280.	Direction: Complete the sentences with correct option. Some flowers grow on bushes like___________
A.	Cherry blossom
B.	Rose
C.	Lotus
D.	None of these
Answer» C. Lotus

Discussion

281.	World environment day is celebrated on:
A.	44352
B.	44291
C.	5 October
D.	5 March
E.	None of these
Answer» B. 44291

Discussion

282.	This plant contains chlorophyll but its leaf do not appear green completely.
A.	Rose
B.	Croton
C.	Mushroom
D.	Coconut
E.	None of these
Answer» C. Mushroom

Discussion

283.	Direction: Complete the sentences with correct option. Some of the flowers are used as medicines like________
A.	Calendula
B.	Floss
C.	Tulips
D.	None of these
Answer» B. Floss

Discussion

284.	This is a non-green plant and do not have chlorophyll.
A.	Mould
B.	Mushroom
C.	Croton
D.	Both [a] and [b]
E.	None of these
Answer» E. None of these

Discussion

285.	Tea and coffee grow in:
A.	Marshy area
B.	Cold climate
C.	Hot and wet climate
D.	Deserts
E.	None of these
Answer» D. Deserts

Discussion

286.	In desert plants, leaves are modified into spines to prevent the loss of:
A.	Food
B.	Water
C.	Colour
D.	Oxygen
E.	None of these
Answer» C. Colour

Discussion

287.	Direction: Read the passage and fill in the blanks. The roots also help some plants to climb, e.g. __(29)__. Some roots are used to support the plants e.g. __(30)__. Some roots store food and water, e.g. __(31)__.
A.	carrot
B.	cucumber
C.	apple
D.	mango
Answer» C. apple

Discussion

288.	Read the statements carefully and choose the correct option.A. Banyans also have roots that begin their life above ground.B. Chocolate is a food made from cocoa beans.C. Petals are usually black and white in colour.D. Tap root is short and thin.
A.	FFTT
B.	TTFF
C.	TFTF
D.	FTFT
Answer» C. TFTF

Discussion

289.	Read the statements carefully and choose the correct option.A. The root fixes plant firmly in the soil.B. Flowers grow from fruits.C. Seeds usually have a hard covering.D. Inside each seed there is a baby flower.
A.	TFTF
B.	FTFT
C.	TTFF
D.	FFTT
Answer» B. FTFT

Discussion

290.	Match the following:List - IList - IIA.Root1.SugarcaneB.Leaf2.CarrotC.Stem3.MarigoldD.Flower4.Spinach
A.	A-1, B-2, C-3, D-4
B.	A-4, B-3, C-2, D-1
C.	A-3, B-1, C-4, D-2
D.	A-2, B-4, C-1, D-3
Answer» E.

Discussion

291.	Which one of the following statements is correct for the plants and animals?
A.	Animals prepare their own food but plants depend on animals for their food.
B.	Plants prepare their own food but animal depend on plants for their food.
C.	Both plants and animals prepare their own food.
D.	Both plants and animals do not prepare their own food.
E.	None of these
Answer» C. Both plants and animals prepare their own food.

Discussion

292.	Match the following:List - IList - IIA.Coconut1.DesertsB.Cactus2.Marshy areasC.Mango3.Coastal areasD.Mangroves4.Plains
A.	A-3, B-1, C-4, D-2
B.	A-4, B-3, C-2, D-1
C.	A-1, B-2, C-3, D-4
D.	A-2, B-4, C-1, D-3
Answer» B. A-4, B-3, C-2, D-1

Discussion

293.	Plants are the ___ sources of food for all animals.
A.	Secondary
B.	Tertiary
C.	Primary
D.	Alternative
E.	None of these
Answer» D. Alternative

Discussion

294.	Consider the statements and choose the correct option. Statement A: Lilies are presumed to have originated from the Far East and are one of the latest plants known.Statement B: Many of these names have been removed from the dictionary over time such as buttercup, dandelion, holly, lavender and violet.
A.	Statement A is correct statement B is wrong.
B.	Statement B is correct statement A is wrong.
C.	Both the statements are correct.
D.	Both the statements are wrong.
Answer» C. Both the statements are correct.

Discussion

295.	____ is the broad part of the leaf.
A.	Midrib
B.	Leaf blade
C.	Vein
D.	Stalk
E.	None of these
Answer» C. Vein

Discussion

296.	Consider the statements and choose the correct option. Statement A: The method used to verify the age of a tree is to count the leaves in the tree.Statement B: Petals are usually colorful, and they attract insects and birds that help with pollination.
A.	Statement A is correct statement B is wrong.
B.	Statement B is correct statement A is wrong.
C.	Both the statements are correct.
D.	Both the statements are wrong.
Answer» C. Both the statements are correct.

Discussion

297.	_____ represents the feeding relationship between different living things.
A.	Food chain
B.	Plant chain
C.	Animal chain
D.	Life chain
E.	None of these
Answer» B. Plant chain

Discussion

298.	Consider the statements and choose the correct option. Statement A: The study of plants is a branch of Biology.Statement B: Bananas contain a natural chemical which can make a person sad.
A.	Statement A is correct statement B is wrong.
B.	Statement B is correct statement A is wrong.
C.	Both the statements are correct.
D.	Both the statements are wrong.
Answer» B. Statement B is correct statement A is wrong.

Discussion

299.	Plants get most of the carbon dioxide from:
A.	Soil
B.	Air
C.	Water
D.	All the above
E.	None of these
Answer» C. Water

Discussion

300.	The diagram below shows how a green leaf would look under red light, blue light and green light. Select the correct inference drawn from this.
A.	Coloured lightAbsorbed by the leafReflected by the leafUsed by the leaf for photosynthesisRed light
B.	Coloured lightAbsorbed by the leafReflected by the leafUsed by the leaf for photosynthesisBlue light
C.	Coloured lightAbsorbed by the leafReflected by the leafUsed by the leaf for photosynthesisRed and blue light
D.	Coloured lightAbsorbed by the leafReflected by the leafUsed by the leaf for photosynthesisGreen light
Answer» D. Coloured lightAbsorbed by the leafReflected by the leafUsed by the leaf for photosynthesisGreen light

Discussion

Explore topic-wise MCQs in 4th Class.

Find the value of P and Q in the given number pattern.

In some trees stems are thick but they are soft like ______.

Cucumber : Grapes : : Water melon: ?

Extra food prepared by the plant is stored in the form of:

Food : Banana flower :: Medicine ?

A leaf is attached to the stem by a:

Mohit was reading about Mangroves. His younger brother saw the figure of the plant and got curious to know about them. What should Mohit do to solve his query?

Veins present on the leaves are:

The food prepared by the _______ of plants is used for daily activities of plants. The extra food gets stored as _______.

Match the following: List I List II A. Aerial roots 1. Protect young?s saplings B. Mangroves 2. Prevents cutting of trees C. Pollen 3. Marshy areas D. Fences 4. Carried by wind E. Forest department 5. Not covered by soil

Direction: Look at the list given below and answer the following questions. Sunflower, Marigold, Balsam, Dahlia, Carnation, Jasmine, Madhumalti, Rose How many flowers grow in winter?

Direction: Look at the list given below and answer the following questions. Sunflower, Marigold, Balsam, Dahlia, Carnation, Jasmine, Madhumalti, Rose How many flowers grow in summers?

From the list given below choose how many flowers have been removed from the dictionary over time. Buttercup, Rose, Lavender, Cherry, Blossom, Violet, Lotus, Dandelion, Camellia

Direction(Qs. 37 to 40): Lookat picture carefully and name the marked places. Name the part named 4.

Root does not perform which task for the plant?

Find the odd one out.

_______ is the flower that gets pollinated in the same way as the flower given in the picture.

The plant which have waxy coating on the surface of leave.

Direction(Qs. 37 to 40): Lookat picture carefully and name the marked places. Name the part named 3.

Ceriops grows in:

Direction(Qs. 37 to 40): Lookat picture carefully and name the marked places. Name the part named 2.

Match the following: Column A Column B (I) Under water plant [A] Pine (II) Fixed plant [B] Mould (III) Plant on mountains [C] Tape grass (IV) Non green plant [D] Lotus

Which of the following statements is not correct about the plants?

____ is the process of removing green pigment from a leaf.

Direction: Complete the sentences with correct option. Some flowers grow in water like ____

Direction: Complete the sentences with correct option. Some flowers grow on bushes like___________

World environment day is celebrated on:

This plant contains chlorophyll but its leaf do not appear green completely.

Direction: Complete the sentences with correct option. Some of the flowers are used as medicines like________

This is a non-green plant and do not have chlorophyll.

Tea and coffee grow in:

In desert plants, leaves are modified into spines to prevent the loss of:

Direction: Read the passage and fill in the blanks. The roots also help some plants to climb, e.g. __(29)__. Some roots are used to support the plants e.g. __(30)__. Some roots store food and water, e.g. __(31)__.

Read the statements carefully and choose the correct option.A. Banyans also have roots that begin their life above ground.B. Chocolate is a food made from cocoa beans.C. Petals are usually black and white in colour.D. Tap root is short and thin.

Read the statements carefully and choose the correct option.A. The root fixes plant firmly in the soil.B. Flowers grow from fruits.C. Seeds usually have a hard covering.D. Inside each seed there is a baby flower.

Match the following:List - IList - IIA.Root1.SugarcaneB.Leaf2.CarrotC.Stem3.MarigoldD.Flower4.Spinach

Which one of the following statements is correct for the plants and animals?

Match the following:List - IList - IIA.Coconut1.DesertsB.Cactus2.Marshy areasC.Mango3.Coastal areasD.Mangroves4.Plains

Plants are the ___ sources of food for all animals.

____ is the broad part of the leaf.

Consider the statements and choose the correct option. Statement A: The method used to verify the age of a tree is to count the leaves in the tree.Statement B: Petals are usually colorful, and they attract insects and birds that help with pollination.

_____ represents the feeding relationship between different living things.

Consider the statements and choose the correct option. Statement A: The study of plants is a branch of Biology.Statement B: Bananas contain a natural chemical which can make a person sad.

Plants get most of the carbon dioxide from:

The diagram below shows how a green leaf would look under red light, blue light and green light. Select the correct inference drawn from this.

The food prepared by the _ of plants is used for daily activities of plants. The extra food gets stored as _.

Direction: Read the passage and fill in the blanks. The roots also help some plants to climb, e.g. (29). Some roots are used to support the plants e.g. (30). Some roots store food and water, e.g. (31).