Timed Challenge - Answer & Submit | GK Mania

1 Which phase of mitosis involves alignment of chromosomes at the metaphase plate?

A) Telophase

B) Prophase

C) Metaphase

D) Anaphase

2 What is the role of the fovea centralis?

A) Area of sharpest vision (highest cone density)

B) Peripheral vision

C) Night vision

D) Color blindness

3 Which type of immunity involves T-lymphocytes?

A) Cell-mediated immunity

B) Humoral immunity

C) Innate immunity

D) Passive immunity

4 What is the focal length of a concave mirror with radius of curvature 20 cm?

A) 40 cm

B) 5 cm

C) 20 cm

D) 10 cm

5 What is the time period of a simple pendulum of length 1m (g=10 m/s²)?

A) ~1 s

B) ~3 s

C) ~2 s (2π√(1/10))

D) ~0.5 s

6 Which enzyme converts fibrinogen to fibrin?

A) Prothrombin

B) Plasmin

C) Factor X

D) Thrombin

7 What is the lightest element?

A) Hydrogen

B) Helium

C) Beryllium

D) Lithium

8 What is the standard enthalpy of formation of an element?

A) Positive

B) Zero

C) Undefined

D) Negative

9 What type of colloid is milk?

A) Foam

B) Sol

C) Emulsion (liquid in liquid)

D) Gel

10 What is the electron configuration of carbon?

A) 1s² 2s² 2p²

B) 1s² 2s¹

C) 1s² 2s² 2p⁴

D) 1s² 2s² 2p⁶

Quiz

1 Which phase of mitosis involves alignment of chromosomes at the metaphase plate?

2 What is the role of the fovea centralis?

3 Which type of immunity involves T-lymphocytes?

4 What is the focal length of a concave mirror with radius of curvature 20 cm?

5 What is the time period of a simple pendulum of length 1m (g=10 m/s²)?

6 Which enzyme converts fibrinogen to fibrin?

7 What is the lightest element?

8 What is the standard enthalpy of formation of an element?

9 What type of colloid is milk?

10 What is the electron configuration of carbon?

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Quiz

1 Which phase of mitosis involves alignment of chromosomes at the metaphase plate?

2 What is the role of the fovea centralis?

3 Which type of immunity involves T-lymphocytes?

4 What is the focal length of a concave mirror with radius of curvature 20 cm?

5 What is the time period of a simple pendulum of length 1m (g=10 m/s²)?

6 Which enzyme converts fibrinogen to fibrin?

7 What is the lightest element?

8 What is the standard enthalpy of formation of an element?

9 What type of colloid is milk?

10 What is the electron configuration of carbon?

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Quiz Results