General Science - Online Test
Q1. Which of the following amines can be resolved into enantiomers?
Answer : Option B
Explaination / Solution:
2-pentanamine forms enantiomers.
Q2. An industry uses natural gas for manufacturing and uses the waste heat to produce electricity. This is an example of which of the following processes?
Answer : Option A
Explaination / Solution:
No Explaination.
Q3. Acidity of can be explained on the basis of which of the following concepts?
Answer : Option D
Explaination / Solution:
Acidity of is explained on the basis of Lewis concept because Boron have vacant p-orbital.
Q4. Bulliform or motor cells are present in
Answer : Option D
Explaination / Solution:
In isobilateral leaves of monocot, certain adaxial epidermal cells along the veins modify themselves into large, empty, colourless cells. These are called bulliform cells.
Q5. In which of the models, the positively charged part of the atom possesses most of the mass?
Answer : Option C
Explaination / Solution:
No Explaination.
Q6. Related genera belongs to same
Answer : Option B
Explaination / Solution:
Family is the group of genera having some common properties. So, related genera belongs to same family.
Q7. A fundamental category of classification ranking below a genus is
Answer : Option B
Explaination / Solution:
The taxonomic hierarchy Kingdom -> Phylum/Division -> Class -> Order -> Family -> Genus -> Species. Hence, the correct option is Species.
Q8. In higher plants, the growing apical bud inhibits the growth of the lateral buds. This phenomenon is called
Answer : Option D
Explaination / Solution:
Apical dominance is the phenomenon whereby the main, central stem of the plant is dominant over (i.e., grows more strongly than) other side stems; on a branch the main stem of the branch is further dominant over its own side branchlets.
Q9. The use of pressure cooker reduces cooking time because it creates
Answer : Option A
Explaination / Solution:
High pressure increases the boiling point of water so it reduces the cooking time.
Q10. Subsidies are
Answer : Option D
Explaination / Solution:
Subsidies refers to a sum of money granted by the state or a public body to help an industry or business keep the price of a commodity or service low. Its objective is to motivate the industries to increase the level of production.
