All of these are vertebrates EXCEPT
lizard
rat
starfish
tilapia fish
toad
Correct answer is C
No explanation has been provided for this answer.
In which of the following blood vessels does exchange of materials occur
arteries
arterioles
capillaries
venules
veins
Correct answer is C
No explanation has been provided for this answer.
An ovary with ovules arranged along its walls is said to have ------------ placentation.
axile
central
free central
marginal
parietal
Correct answer is D
No explanation has been provided for this answer.
The practice of growing more than one type of crop on the same plot of land is called
continuous cropping
crop rotation
mixed cropping
mixed farming
subsistence farming
Correct answer is C
No explanation has been provided for this answer.
Maximum and minimum thermometer is used for measuring
atmospheric pressure
highest and lowest amount of rainfall in habitat
highest and lowest temperature of the day
light intensity
relative humidity
Correct answer is C
Maximum and Minimum thermometer is used to measure the temperature reached over a period of time, for example 24 hours. It is used to record the extremes of temperature at a location, for instance in meteorology and horticulture.