Biology Form and Functions in Plants Mcqs Test Online 11th Class Punjab

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Question 1 of 12

Biology

1. Carnivorous plants use insects as a source of

Glucose

Oxygen

Nitrogen

Water

Question 1 of 12

Question 2 of 12

2. Most of the uptake of water and minerals from soil takes place through

Root cap

Epidermal cells

Root

Nitrogen

Question 2 of 12

Question 3 of 12

3. Succulent tissues are formed in

Mesophyll

Thallophytes

Hydrophytes

Xerophytes

Question 3 of 12

Question 4 of 12

4. Symplast is the movement of water through

Cytoplasm of cells

Inter spaces

Cell walls

Vacuoles

Question 4 of 12

Question 5 of 12

5. The sugar moves through phloem is mostly in the form of

Lactose

Glucose

Sucrose

Maltose

Question 5 of 12

Question 6 of 12

6. Chlorosis does not occur due to the deficiency of

Phosphorus

Sulphur

Magnesium

Calcium

Question 6 of 12

Question 7 of 12

7. Guard cell are the only cells of epidermis, which have

Chloroplasts

Leucoplasts

Vacuole

Cytoplasm

Question 7 of 12

Question 8 of 12

8. Which of the following is closest to the center of a woody stem?

Old phloem

Young xylem

Old xylem

Vascular cambium

Question 8 of 12

Question 9 of 12

9. The phenomenon of growth includes

Cell decomposition

Cell maturation

Cell elongation

Cell differentiation

Question 9 of 12

Question 10 of 12

10. A researcher, who wants to study the composition of a plant’s sap, inserts capillary tube into the phloem. What causes the sap to flow out of the tube?

Capillarity

Hydrostatic pressure

Transpiration stream

Root pressure

Question 10 of 12

Question 11 of 12

11. It is found essentially in organic compounds:

Carbon

Nitrogen

Calcium

Phosphorus

Question 11 of 12

Question 12 of 12

12. Collenchyma is a supporting tissue in

Herbs

Seedlings

Trees

Seeds

Question 12 of 12

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