Nutrition in Plants

Nutrition in Plants

Multiple Choice

The equation for photosynthesis is

• oxygen + water --> glucose + carbon dioxide

• oxygen + glucose --> carbon dioxide + water

• carbon dioxide + water --> carbohydrate + oxygen

• carbon dioxide + glucose --> oxygen + water

Multiple Select

Insectivorous plants eat insects to fulfill their needs of

• Energy

• nitrogen,

• potassium

• calcium

Multiple Choice

insectivorous plant is

Multiple Choice

Which of the following component of food contains Nitrogen

• Carbohydrate

• Protein

• Fat

• Minerals

Multiple Choice

Guard cells of stoma are (stomata ki guard cells kesi hoti hei)

• irregular in shape

• convex in shape

• long and cylindrical in shape

• kidney-shaped

• Heat - shaped

Multiple Choice

Iodine used to detect presence of starch. It gives starch

• (a) red colour

• (b) green colour

• (c) blue-black colour

• (d) colourless appearance

Multiple Choice

The mode of nutrition in a green plant is ………………

• (a) Heterotrophic

• (b) Saprophytic

• (c) Autotrophic

• (d) Holozoic

Multiple Choice

Which of the following is not required for photosynthesis?

• (a) Sunlight

• (b) Oxygen

• (c) Water

• (d) Carbon dioxide

Multiple Choice

The plant which traps and feeds on insects is :

• (a) cuscuta

• (b) china rose

• (c) pitcher plant

• (d) rose

Multiple Choice

cuscuta is a example of

• (a) autotroph

• (b) parasite

• (c) saprotroph

• (d) host

Multiple Choice

Which of the following raw material is available in the air for photosynthesis?

• (a) Oxygen

• (b) Carbon dioxide

• (c) Nitrogen

• (d) Hydrogen

Multiple Choice

Which of the following statements is/are correct?

(i) All green plants can prepare their own food and do not depend on other organisms.

(ii) Most animals are autotrophs.

(iii) Carbon dioxide is not required for photosynthesis.

(iv) Oxygen is liberated during photosynthesis.

Choose the correct answer from the options below:

• (a) (i) and (iv)

• (b) (ii) only

• (c) (ii) and (iii)

• (d) (i) and (ii)

Multiple Choice

In the absence of which of the following will photosynthesis not occur in leaves?

• (a) Guard cells

• (b) Chlorophyll

• (c) Vacuole

• (d) Space between cells

Multiple Choice

When we observe the lower surface of a leaf through a magnifying lens we see numerous small openings. Which of the following is the term given to such openings?

• (a) Stomata

• (b) Lamina

• (c) Midrib

• (d) Veins

Multiple Choice

Organisms which prepare food for themselves using simple naturally available raw materials are referred to as

• (a) heterotrophs

• (b) autotrophs

• (c) parasites

• (d) saprophytes