Questions

The central nervous system CNS is responsible for integrating sensory information and responding accordingly.

It consists of two main components::

 1. The brain

 2. The spinal cord

The brain is the center of our thoughts, the interpreter of our external environment, and the origin of control over body movement. The brain can be divided into four main lobes: temporal, parietal, occipital and frontal.

The spinal cord serves as a conduit for signals between the brain and the rest of the body.

The left atrium is the upper left chamber of the heart that receives blood from the pulmonary veins.

The heart is responsible for circulating blood throughout the body. The heart is divided into four chambers. The upper chamber is known as the atrium while the lower chamber is referred to as the ventricle.

DNA stands for Deoxyribo nucleic acid. It is a nucleic acid made up of monomeric unit called Nucleotide.

A nucleotide consist of -

a) Sugar - Deoxyribose in DNA ( ribose in RNA)

b) An organic base- Adenine, cytosine, guanine.

The annual plan control is one of the four types of marketing control system. Annual plan control is essential in order to determine whether all the marketing efforts undertaken by the organisation has been really worthwhile or not. It aims to achieve sales volume,profits and all those objectives which have been set up in the beginning of the year. In an organisation,the top management and middle level management are responsible for the annual plan control. They have to keep a check on the activities undertaken to implement the plans.

In contrast to investment, consumption is relatively stable.

The only transport method that can move species against their concentration gradient i.e, from low to high concentration is called Active transport.

Facilitated diffusion only moves species down their concentration gradient i.e, from high to low concentration.

Ominous is the correctly spelt word in the given options. It means that giving the worrying impression that something bad is going to happen.