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

Oxygen

Water

Glucose

Nitrogen

Question 1 of 12

Question 2 of 12

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

Nitrogen

Root

Root cap

Epidermal cells

Question 2 of 12

Question 3 of 12

3. Collenchyma is a supporting tissue in

Seeds

Trees

Herbs

Seedlings

Question 3 of 12

Question 4 of 12

4. Succulent tissues are formed in

Xerophytes

Thallophytes

Hydrophytes

Mesophyll

Question 4 of 12

Question 5 of 12

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

Chloroplasts

Cytoplasm

Vacuole

Leucoplasts

Question 5 of 12

Question 6 of 12

6. The phenomenon of growth includes

Cell differentiation

Cell elongation

Cell maturation

Cell decomposition

Question 6 of 12

Question 7 of 12

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

Young xylem

Old xylem

Old phloem

Vascular cambium

Question 7 of 12

Question 8 of 12

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

Glucose

Maltose

Lactose

Sucrose

Question 8 of 12

Question 9 of 12

9. It is found essentially in organic compounds:

Nitrogen

Calcium

Phosphorus

Carbon

Question 9 of 12

Question 10 of 12

10. Chlorosis does not occur due to the deficiency of

Magnesium

Sulphur

Phosphorus

Calcium

Question 10 of 12

Question 11 of 12

11. Symplast is the movement of water through

Inter spaces

Cell walls

Vacuoles

Cytoplasm of cells

Question 11 of 12

Question 12 of 12

12. 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?

Transpiration stream

Hydrostatic pressure

Root pressure

Capillarity

Question 12 of 12

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