Questions

Improve the bracketed part of the sentence.

As the financial situation worsened we realized that we were heading (toward) a disaster.

Which word or words explains the meaning of the following idioms:-

A fool’s errand

Which pair of atoms has the highest electronegativity difference?

(Calcium's electronegativity is 1.0

Fluorine's electronegativity is 4.0

Hydrogen's electronegativity is 2.2

Sodium's electronegativity is 0.93)

Select the antonym of

affidavit

Select the synonym of

spartan

Select the antonym of

VILE

Some species of which of the below kinds of organisms are employed as biopesticides?

1.Bacteria          2. Fungi       3. Flowering plants

Sort each description by the type of RNA it describes?

a) contains an anticodon
b) specifies the amino acid squence for a protein
c) contains exons
d) has amino acids covalently attached
e) is a component of ribosomes
f) is the most abundant form of RNA