Organisms and P...

Consider the following table.
Table of statistics.
Oven the biomass yields of three different components of four tree species ($$5$$-year old). (tonnes per hectare) Tree Name Stem Branch Leaf Total(tonne/hectare).
a. Eucalyptus $$25$$ $$15$$ $$10$$ $$50$$
b. Leucaena $$2$$ $$13$$ $$5$$ $$40$$
c. Acacia $$20$$ $$7.5$$ $$2.5$$ $$30$$
d. Casuarina $$15$$ $$3.5$$ $$1.5$$ $$20$$
Which one of these trees has produced the highest percentage of stem biomass?

Consider the following statements.
Biological control through antagonism involves.
a. Amensalism
b. Competition
c. Parasitism
d. Predation
Which of the statements given are correct?

Which one of the following statements correctly defines the term biomass in forestry?

Match List-I with List-II and select the correct answer.

For which of the following cases, population density can be easily determined by utilizing non-biological parameter?

Which one of the following options is true with respect to Emigration?

Consider the following statements: 
1. Warm-blooded animals can remain active in a cold environment in which cold-blooded animals can hardly move.
2. Cold-blooded animals require much less energy to survive than warm-blooded animals.
Which of the statement(s) given above is correct?

Which type of organism, live in the body of termites, and digest wood cellulose converting it to soluble carbohydrates?

In a population interaction between the species X and the species Y, which one of the following statements is correct?

Which of the following statements is not true about parasitism ?