General Science Questions (MCQs) for Competitive Examinations

General Science Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations. These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

1. Which of the following gases helps in bread/cake fermentation so as to make it soft and spongy?
[A] Carbon Monoxide
[B] Hydrogen
[C] Carbon Dioxide
[D] Oxygen

Show Answer

2. Seaweeds are an important source of which of the following?
[A] Iron
[B] Chlorine
[C] Bromine
[D] Iodine

Show Answer

3. The ____ is the stem-like part of the leaf that joins the blade to the stem, is known as:

[A] Vein
[B] Petiole
[C] Stipules
[D] Midrib

Show Answer

4. The part of brain which controls emotional reactions in our body is ____:
[A] Hypothalamus
[B] Meninges
[C] Cerebrum
[D] Thalamus

Show Answer

5. The edible part of an onion is ____:
[A] Fleshy leaves
[B] Aerial stem
[C] Modified root
[D] Aerial flower

Show Answer

6. Osteocytes are found in ____:
[A] Blood
[B] Bone
[C] Lymph
[D] Cartilage

Show Answer

7. Which of the following cell organelle contains DNA apart from nucleus?
[A] Golgi Apparatus
[B] Mitochondria
[C] Cytoplasm
[D] Ribosome

Show Answer

8. The colour change in the Chameleon is due to the presence of ____:
[A] Chromatophore
[B] Haemoglobin
[C] Chlorophyll
[D] Pneumatophore

Show Answer

9. In which of the following multiple epidermis is found?
[A] Boerhaavia
[B] Nerium
[C] Amaranthus
[D] Helianthus

Show Answer

10. How the rate of absorption of water through roots can be increased?
[A] Keeping the plants under the fan
[B] Keeping the plants in the dim light
[C] Keeping the plants in the shade
[D] Covering the plants with a polythene bag

Show Answer