141)_____is a vital link between blood and tissues by which essential substances pass from blood to cells and excretory products from cells to blood.
142)Blood capillaries were discovered by _____ in 1661.
143)______ protects the heart from shocks.
144)In trees, removal of ______ prevents transportation of food.
145)______ serves as a shock-absorbing medium and protects the brain against shocks/jerks along with the meninges and cranium
146)Which part of the brain controls the emotions?
147)The mode of nutrition in Paramoecium is
148)External fertilization is observed in
149)_____ are fat soluble vitamins.
150)The structural and functional unit of nervous system is
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