General Science Practice Question and Answer
8 Q: Mitochondria are absent in?
1589 063b6c89061d62119f1a21915
63b6c89061d62119f1a21915- 1green algaefalse
- 2bacteriatrue
- 3fungusfalse
- 4yeastfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "bacteria"
Explanation :
Bacteria are prokaryotes. They are single-celled organisms and microscopic. It does not have well defined nucleus and cell organelles. Thus, mitochondria is absent in them.
Q: The nuclear particle having no mass and no charge, but only spin is
1588 060a7ae42eb4d147142bf3ee2
60a7ae42eb4d147142bf3ee2- 1protonfalse
- 2neutrontrue
- 3mesonfalse
- 4electronfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "neutron "
Q: The pH of acid rain is
1584 0609a73c58ea85b2491018bac
609a73c58ea85b2491018bac- 1More than 8false
- 27false
- 3Less than 5.5true
- 4Nonefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Less than 5.5 "
Q: What is the scientific name of ‘cow’?
1584 062ff84f0a6d1894ab156d9da
62ff84f0a6d1894ab156d9da- 1Red Sindhifalse
- 2Boss Indicustrue
- 3Jafrabadifalse
- 4Sehiwalfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Boss Indicus"
Q: By whom Proton was discovered?
1581 0605452c72a8e8355ed6bf0fe
605452c72a8e8355ed6bf0fe- 1James Chadwickfalse
- 2Goldsteintrue
- 3Thomsonfalse
- 4Rutherfordfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Goldstein"
Q: Raindrops are spherical-
1577 061b1d64545c0db34860a16e0
61b1d64545c0db34860a16e0- 1falling from abovefalse
- 2due to surface tensiontrue
- 3due to viscosity of waterfalse
- 4due to air frictionfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "due to surface tension"
Q: Which one of the following is the largest tropical rainforest in the world?
1573 06329ba6f751e5310a5bb7a22
6329ba6f751e5310a5bb7a22- 1Congofalse
- 2Daintreefalse
- 3Amazontrue
- 4Kinabalufalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Amazon"
Explanation :
The Amazon rainforest is the largest tropical rainforest in the world. The Amazon is the largest rainforest in the world. It is home to more than 30 million humans and one in ten known species in the world. The Amazon rainforest covers a vast area of 6.7 million square kilometres.
Q: The current in a Photoelectric cell-
1572 06078e7f00372d85428879617
6078e7f00372d85428879617- 1increases on increasing the frequency of incident light.false
- 2decreases on increasing the frequency of incident light.false
- 3remains unchanged on increasing the intensity of incident light.false
- 4increases on increasing the intensity of incident light.true
- Show AnswerHide Answer
- Workspace
- SingleChoice