Match the following columns and select the correct option.

NEET-(Sept)2020 [Locomotion-and-Movement] [class-xi ]

• (A)-(II), (B)-(IV), (C)-(I), (D)-(iii)
• (A)-(I), (B)-(III), (C)-(II), (D)-(IV)
• (A)-(III), (B)-(II), (C)-(IV), (D)-(I)
• (A)-(IV), (B)-(III), (C)-(I), (D)-(II)
Correct Option: D  [ (A)-(IV), (B)-(III), (C)-(I), (D)-(II) ]

Remark:

Match the following columns and select the correct option.

NEET-(Sept)2020 [Neural-Control-and-Coordination] [class-xi ]

• (A)-(II), (B)-(III), (C)-(I), (D)-(IV)
• (A)-(III), (B)-(I), (C)-(IV), (D)-(II)
• (A)-(IV), (B)-(II), (C)-(I), (D)-(III)
• (A)-(I), (B)-(II), (C)-(IV), (D)-(III)
Correct Option: C  [ (A)-(IV), (B)-(II), (C)-(I), (D)-(III) ]

Remark:

Snow-blindness in Antarctic region is due to:

NEET-(Sept)2020 [Neural-Control-and-Coordination] [class-xi ]

• Freezing of fluids in the eye by low temperature
• Inflammation of cornea due to high dose of UV-B radiation
• High reflection of light from snow
• Damage to retina caused by infra-red rays
Correct Option: B  [ Inflammation of cornea due to high dose of UV-B radiation ]

Remark:

Match the following columns and select the correct option.

NEET-(Sept)2020 [Chemical-Coordination-and-Integration] [class-xi ]

• (A)-(IV), (B)-(III), (C)-(I), (D)-(II)
• (A)-(III), (B)-(II), (C)-(I), (D)-(IV)
• (A)-(III), (B)-(I), (C)-(IV), (D)-(II)
• (A)-(II), (B)-(I), (C)-(IV), (D)-(III)
Correct Option: C  [ (A)-(III), (B)-(I), (C)-(IV), (D)-(II) ]

Remark:

Select the correct statement.

NEET-(Sept)2020 [Chemical-Coordination-and-Integration] [class-xi ]

• Glucocorticoids stimulate gluconeogenesis.
• Glucagon is associated with hypoglycemia.
• Insulin acts on pancreatic cells and adipocytes.
• Insulin is associated with hyperglycemia.
Correct Option: A  [ Glucocorticoids stimulate gluconeogenesis. ]

Remark:

Strobili or cones are found in:

NEET-(Sept)2020 [Reproduction-in-Organisms] [class-xii ]

• Salvinia
• Pteris
• Marchantia
• Equisetum
Correct Option: D  [ Equisetum ]

Remark:

In water hyacinth and water lily, pollination takes place by:

NEET-(Sept)2020 [Sexual-Reproduction-in-Flowering-Plants] [class-xii ]

• insects or wind
• water currents only
• wind and water
• insects and water
Correct Option: A  [ insects or wind ]

Remark:

The plant parts which consist of two generations - one within the other:
A. Pollen grains inside the anther
B. Germinated pollen grain with two male gametes
C. Seed inside the fruit
D. Embryo sac inside the ovule

NEET-(Sept)2020 [Sexual-Reproduction-in-Flowering-Plants] [class-xii ]

• (A) only
• (A), (B) and (C)
• (C) and (D)
• (A) and (D)
Correct Option: D  [ (A) and (D) ]

Remark:

Match the following columns and select the correct option.

NEET-(Sept)2020 [Human-Reproduction] [class-xii ]

• (A)-(IV), (B)-(III), (C)-(I), (D)-II)
• (A)-(I), (B)-(IV), (C)-(II), (D)-(III)
• (A)-(III), (B)-(II), (C)-(IV), (D)-(I)
• (A)-(II), (B)-(III), (C)-(IV), (D)-(I)
Correct Option: D  [ (A)-(II), (B)-(III), (C)-(IV), (D)-(I) ]

Remark:

Which of the following hormone levels will cause release of ovum (ovulation) from the graffian follicle?

NEET-(Sept)2020 [Human-Reproduction] [class-xii ]

• High concentration of Estrogen
• High concentration of Progesterone
• Low concentration of LH
• Low concentration of FSH
Correct Option: A  [ High concentration of Estrogen ]

Remark: