Miscellaneous-Mixed Worksheets

Miscellaneous Worksheet-4

1. Arthropods have _____ circulatory system.

(a) an open        (b) a closed

2. Which of the following gases are responsible for creating acid rain?

(a) carbon monoxide

(b) Particulates

(c) nitrogen oxides

3. Non-vascular plants are not reproduced by seeds. How do they reproduce?

(a) By spores     (b) By fungus    (c) By mold       (d) By moss

Miscellaneous Worksheet-5

1. A ______ is the combination of two or more atoms.

(a) Volume        (b) Molecule     (c) chemical bond

2. The periodic table is a table for the _____

(a) Matter          (b) Rocks          (c) Elements     (d) chemistry

3. Which pair of plants describes the smallest and largest plant in the world?

(a) The cactus and the pine tree.

(b) The water fern and the sequoia tree.

(c) Grass and the elm tree.

(d) None of these.

Miscellaneous Worksheet-6

1. What do enzymes do?

(a) produce proteins                    (b) add acid

(c) act as catalysts                        (d) add base

2. The genetic makeup of an organism is its

(a) Heredity                                   (b) facial characteristics

(c) Genotype                                  (d) hair colour