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

Nitrogen

Glucose

Water

Question 1 of 12

Question 2 of 12

2. It is found essentially in organic compounds:

Nitrogen

Calcium

Carbon

Phosphorus

Question 2 of 12

Question 3 of 12

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

Epidermal cells

Nitrogen

Root

Root cap

Question 3 of 12

Question 4 of 12

4. The phenomenon of growth includes

Cell decomposition

Cell maturation

Cell differentiation

Cell elongation

Question 4 of 12

Question 5 of 12

5. Succulent tissues are formed in

Mesophyll

Hydrophytes

Xerophytes

Thallophytes

Question 5 of 12

Question 6 of 12

6. Collenchyma is a supporting tissue in

Seeds

Herbs

Seedlings

Trees

Question 6 of 12

Question 7 of 12

7. Chlorosis does not occur due to the deficiency of

Magnesium

Phosphorus

Sulphur

Calcium

Question 7 of 12

Question 8 of 12

8. 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

Capillarity

Hydrostatic pressure

Root pressure

Question 8 of 12

Question 9 of 12

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

Lactose

Glucose

Maltose

Sucrose

Question 9 of 12

Question 10 of 12

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

Vascular cambium

Old phloem

Young xylem

Old xylem

Question 10 of 12

Question 11 of 12

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

Leucoplasts

Chloroplasts

Cytoplasm

Vacuole

Question 11 of 12

Question 12 of 12

12. Symplast is the movement of water through

Cytoplasm of cells

Vacuoles

Cell walls

Inter spaces

Question 12 of 12

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