下列属于生态因子的是（ ）

【名词&注释】

二氧化碳、交通工具(transportation means)、麦积山石窟(cave at wheat stack hill)、龙门石窟、敦煌石窟(dunhuang caves)、长途旅行

[单选题]下列属于生态因子的是（ ）

A. 温度、食物、湿度、氧气、二氧化碳等条件
B. 温度、食物、光、土壤、氧气、二氧化碳等条件
C. 温度、湿度、氧气、二氧化碳和其他相关生物等条件
D. 温度、湿度、食物、空气和其他相关生物等条件

查看答案&解析查看所有试题

学习资料：

[单选题]第 28 题 个体对某态度对象的卷入水平，属于态度的哪种维度（　　）

A. 深刻维度
B. 中性维度
C. 强度维度
D. 外显维度

[单选题]Passage OneLong time ago, the ancient people could not travel to any far away places for they had no vehicle to carry them across the wide oceans, deep valleys, long rivers or high mountains.

A. Nowadays people take advantage of steamships, trains, airplanes and modern bridges. Airplanes can carry us to the far countries in a short time; steamships can travel across the wide oceans. It is convenient to the modern people.
B. Travelling is a good idea to us because we can get more knowledge, such as the customs, the geography of other countries. And people could travel among the different countries in the world. For it is easy to travel from the land by trains, or from the sea by ships.
C. We learnt that the Italian who made the world large was Mr. Columbus. He was a brave man. Up to the middle of the 15th century, the people were afraid of traveling because they believed it was a dangerous thing.
D. There is a saying in China, which is "Travelling for thousands is better than reading for ten years." It is to say that we can learn more in different places than we can learn from books.
E. 36. The people in ancient times couldn't travel too far away places because______.
F. they found it no use doing so
G. they liked staying at home
H. there was no modern transportation
I. they were forbidden to go to other countries

[单选题]“中国三大石窟艺术”是_________。 ( )

A. 云岗石窟、龙门石窟、敦煌石窟^{(dunhuang caves)}
B. 龙门石窟、敦煌石窟^{(dunhuang caves)}、麦积山石窟
C. 云岗石窟、龙门石窟、麦积山石窟
D. 云岗石窟、敦煌石窟^{(dunhuang caves)}、麦积山石窟

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