Plant Biology

1. Among the followings which are the longest supportive cell?

Tracheids.

Sclereids.

Trachea.

Collenchyma cells

2. The Fundamental Feature of Kranz anatomy of C4 Plants is

Presence of Agranal Chloroplasts in Bundle Sheath Cells and Granal Chloroplasts in Mesophyll Cells

Presence of Granal Chloroplasts in Bundle Sheath Cells and Agranal Chloroplasts in Mesophyll Cells

Presence of Chloroplasts in Epidermal and Mesophyll Cells

Presence of Agranal Chloroplasts in Both Mesophyll and Bundle Sheath Cells

3. How many vertebrae are present in a vertebral column of man?

33 vertebrae

33 pairs of vertebrae

25 vertebrae

31 vertebrae

4. Well-Developed Pith is Found in

Monocot Root and Dicot Stem

Dicot Root and Dicot Stem

Dicot Root and Monocot Stem

Dicot and Monocot Stems

5. Which of the following is not formed during the Krebs cycle?

Lactate

Isocitrate

Succinate

Both (a) and (b)

6. Fruits of the solanaceae Family are

Capsule or berry

Pod

Drupe

Siliqua

7. This Essential Element is Not a Constituent of any Enzyme However Triggers the Activity of Many Enzymes

8. Which of the Following is Not a Feature of Plant Cells?

Consists of Plastids

Cell Wall Outside the Cell Membrane

Presence of Centrioles

Cell-Cell Communication through Plasmodesmata

9. How many vertebrae are present in the neck or cervical region of man?

10. Flowering can be induced in Pineapple by Application of

Abscisic Acid

NAA, 2,4-D

Phenylacetic Acid

Cytokinin

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